S-1333D30-A4T1U3

Current - Output:	300mA
Supplier Device Package:	HSNT-4-A
Package / Case:	4-SMD, Flat Lead Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Overcurrent, Thermal Shutdown
Control Features:	Enable
PSRR:	65dB (1kHz)
Current - Supply (Max):	38µA
Current - Quiescent (Iq):	1µA
Series:	S-1333
Voltage Dropout (Max):	0.28V @ 100mA
Voltage - Output (Max):	5.5V
Voltage - Output (Min/Fixed):	3V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to S-1333D30-A4T1U3

The S-1333D30-A4T1U3 is a linear voltage regulator IC (Integrated Circuit). It is part of a family of PMIC (Power Management Integrated Circuits), and is designed to provide an efficient, low-cost way to regulate the output voltage of a variety of electronic power systems. The S-1333D30-A4T1U3 is a 3-terminal device that can be used as either a DC/AC Buck or Boost voltage regulator. It is designed to provide 30 volts of adjustable DC/AC output voltage, and has a very low quiescent current of just 2.5mA. The S-1333D30-A4T1U3 also offers several additional protection and safety features, including short circuit, over-current, and over-temperature protections.

Applications of S-1333D30-A4T1U3

The S-1333D30-A4T1U3 is well-suited for a wide range of applications. It is a popular choice for embedded systems, general-purpose power supplies, and motor controllers. The device is also commonly used in industrial, automotive, and medical applications, where precise voltage levels and safety features are critical.When used as a DC/AC Buck regulator, the S-1333D30-A4T1U3 is designed to take an input AC or DC voltage and convert it to a regulated DC output voltage. The device is able to operate without the need for an external heatsink, making it ideal for space-constrained applications.The S-1333D30-A4T1U3 is also capable of operating as a Boost voltage regulator. This mode of operation enables the device to convert an input DC voltage to a regulated output AC voltage. This feature is useful for applications that require an adjustable AC output voltage that can vary from 10V to 30V.The S-1333D30-A4T1U3 is also well-suited for battery-powered applications. The device has a very low quiescent current draw of just 2.5 mA. This makes it an energy efficient choice when used in portable devices that are powered by batteries.

Working Principle of S-1333D30-A4T1U3

The S-1333D30-A4T1U3 contains an internal voltage regulator. This voltage regulator consists of a series of transistors, resistors, and capacitors. These components work together to regulate the output voltage to the desired level.The circuit operates in either a buck or boost mode depending on the input and output voltages. When operating in a buck mode, the input voltage is greater than the output voltage. In this case, the voltage regulator acts as an amplifier and reduces the input voltage to the desired output level. When operating in a boost mode, the input voltage is lower than the output voltage. In this case, the voltage regulator acts as a switch and boosts the input voltage to the desired output level.To ensure maximum regulation accuracy, the S-1333D30-A4T1U3 features an on-board voltage comparator. This comparator monitors the input and output voltages and compares them with a reference voltage. If either voltage exceeds the reference voltage, the voltage regulator will shut down, preventing any unpredictable high voltage levels.

Conclusion

The S-1333D30-A4T1U3 is a versatile and efficient voltage regulator IC suitable for a wide range of applications ranging from embedded systems to motor controllers and battery-powered devices. It can be used either as a DC/AC Buck or Boost voltage regulator and offers several additional protection and safety features, including short circuit, over-current, and over-temperature protections. The device also boasts a very low quiescent current draw of just 2.5mA, making it an energy efficient choice for battery-powered applications. The S-1333D30-A4T1U3 is an ideal choice for those looking for a reliable, low-cost linear voltage regulator.

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